Amana-Goodman B1370901S OEM Furnace High-Limit Switch 180°F 3" Insertion

The Amana-Goodman B1370901S is a genuine OEM high-limit safety switch designed as a direct replacement for Goodman, Amana, and compatible furnace and packaged HVAC unit applications. This limit switch monitors heat exchanger temperature and automatically interrupts furnace operation if a dangerous overheat condition is detected, protecting the unit and occupants from potential heat-related damage.

Key Specifications:

• Cut-Out Temperature: 180°F (opens on temperature rise)
• Auto Reset: 150°F (closes automatically on temperature drop — L180-30F designation)
• Insertion Length: 3 inches
• Reset Type: Automatic
• OEM Part Number: B1370901S
• Compatible Brands: Goodman, Amana, GMC, Daikin, Janitrol

Key Features:

• Genuine OEM replacement part — engineered to original manufacturer specifications
• Normally closed contact design — opens on temperature rise to cut burner operation
• Automatic reset eliminates the need for manual intervention after cool-down
• Ensures proper system cycling and prevents heat exchanger damage from overheating
• Direct drop-in replacement for original limit switch on compatible packaged gas units

This is a brand-new OEM furnace limit switch. Using a genuine Amana-Goodman replacement part ensures compatibility, reliable operation, and helps maintain equipment warranty compliance on supported models.